package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /**
     * 查询购物车
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 插入购物车数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart set " +
            "name = #{name}, image = #{image}, user_id = #{userId}, dish_id = #{dishId}, " +
            "setmeal_id = #{setmealId}, dish_flavor = #{dishFlavor}, number = #{number}, " +
            "amount = #{amount}, create_time = #{createTime}")
    void insert(ShoppingCart shoppingCart);

    /**
     * 更新购物车
     * @param shoppingCart
     */
    void update(ShoppingCart shoppingCart);

    /**
     * 根据用户id删除购物车数据
     * @param currentId
     */
    @Delete("delete from shopping_cart where user_id = #{currentId}")
    void deleteByUserId(Long currentId);

    /**
     * 批量插入购物车数据
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
